mirror of
https://github.com/discourse/discourse.git
synced 2024-11-30 14:55:40 +08:00
4ea21fa2d0
This change both speeds up specs (less strings to allocate) and helps catch cases where methods in Discourse are mutating inputs. Overall we will be migrating everything to use #frozen_string_literal: true it will take a while, but this is the first and safest move in this direction
42 lines
1.2 KiB
Ruby
42 lines
1.2 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
require 'rails_helper'
|
|
require_dependency 'timeline_lookup'
|
|
|
|
describe TimelineLookup do
|
|
it "returns an empty array for empty input" do
|
|
expect(TimelineLookup.build([])).to eq([])
|
|
end
|
|
|
|
it "returns an empty array for if input is an array if post ids" do
|
|
expect(TimelineLookup.build([1, 2, 3])).to eq([])
|
|
end
|
|
|
|
it "returns the lookup for a series of posts" do
|
|
result = TimelineLookup.build([[111, 10], [222, 9], [333, 8]])
|
|
expect(result).to eq([[1, 10], [2, 9], [3, 8]])
|
|
end
|
|
|
|
it "omits duplicate dates" do
|
|
result = TimelineLookup.build([[111, 10], [222, 10], [333, 8]])
|
|
expect(result).to eq([[1, 10], [3, 8]])
|
|
end
|
|
|
|
it "respects a `max_values` setting" do
|
|
input = (1..100).map { |i| [1000 + i, 100 - i] }
|
|
|
|
result = TimelineLookup.build(input, 5)
|
|
expect(result.size).to eq(5)
|
|
expect(result).to eq([[1, 99], [21, 79], [41, 59], [61, 39], [81, 19]])
|
|
end
|
|
|
|
it "respects an uneven `max_values` setting" do
|
|
input = (1..100).map { |i| [1000 + i, 100 - i] }
|
|
|
|
result = TimelineLookup.build(input, 3)
|
|
expect(result.size).to eq(3)
|
|
expect(result).to eq([[1, 99], [35, 65], [69, 31]])
|
|
end
|
|
|
|
end
|